CATERPILLAR 140H MOTOR GRADERS

Technical Description

The 1998 Caterpillar 140H Motor Grader is a robust, heavy-duty machine engineered for demanding grading applications. Powered by a Cat C7 inline-six, 4-stroke diesel engine, it delivers 185 horsepower at 2,200 rpm and a maximum torque of 616 lb-ft, ensuring strong performance and reliability. The engine features a bore of 4.1 inches, a stroke of 5.3 inches, and a displacement of 427.8 cubic inches. With an operating weight of 46,872 lbs, the 140H provides excellent stability and traction. The machine is equipped with a 14-foot blade, offering a maximum depth of cut of 28.9 inches and a maximum lift above ground of 18.9 inches. The blade can be rotated 360 degrees via the circle drive, with side shift capabilities of 26.1 inches left and 20.2 inches right. The front steering angle reaches 47.5°, while the frame steering angle is 20° left or right, and the front axle oscillates 32° total with a lean angle of 18° left and right. The transmission offers 6 forward and 6 reverse speeds, with a top speed of 25.5 mph. The hydraulic system is closed-center, variable piston pump type, with a pump output of 51 gallons per minute and a system pressure of 2,150 psi. The fuel tank holds 109.9 gallons, and the cooling system capacity is 15.9 gallons. The 140H is fitted with 14.00R24 tires on both front and rear axles, providing durability and traction in various terrains.